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Finding the Fourth Proportional to 45,929, 68,892.96 and 23,785.76

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Solution

The fourth proportional to 45,929, 68,892.96 and 23,785.76 is: 35,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,929 : 68,892.96 = 23,785.76 : x
  2. Step 2: Convert to fraction form
    45,929/68,892.96 = 23,785.76/x
  3. Step 3: Cross multiply
    45,929x = 68,892.96 × 23,785.76
  4. Step 4: Simplify right side
    45,929x = 1,638,671,412.25
  5. Step 5: Solve for x
    x = 1,638,671,412.25/45,929
  6. Step 6: Final answer
    x = 35,678.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.